Encourage kids’ curiosity as they explore the secrets of the oceans with the LEGO Technic Deep-Sea Research Submarine (42201) building toy. This toy for boys and girls ages 9 and up is packed with features found on real submarines, including steering, 3 spinning propellers, 3 air tanks, and a cockpit with a seat and controls. The LEGO submarine toy features an extending arm to grab and lift the barrel as kids play out their own sea-bed adventures. This building blocks set makes a great gift for kids who enjoy buildable vehicle toys. Contains 413 pieces.